122732453100 has 72 divisors (see below), whose sum is σ = 360107451648. Its totient is φ = 32267681600.

The previous prime is 122732453057. The next prime is 122732453101. The reversal of 122732453100 is 1354237221.

It is a super-2 number, since 2×122732453100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (122732453101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2859744 + ... + 2902343.

It is an arithmetic number, because the mean of its divisors is an integer number (5001492384).

Almost surely, 2^122732453100 is an apocalyptic number.

122732453100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122732453100 is an abundant number, since it is smaller than the sum of its proper divisors (237374998548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122732453100 is a wasteful number, since it uses less digits than its factorization.

122732453100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762175 (or 5762168 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 122732453100 in words is "one hundred twenty-two billion, seven hundred thirty-two million, four hundred fifty-three thousand, one hundred".